If you look at them just today, sure, I would agree with you. But from a historic perspective they hit the mark on all three.

With the exception of when they were under Howell's leadership, Rastafarians have always been a very decentralized religious movement because they originated out of various Selassie cults. But most mansions still adhere to Howell's definition of Babylon, which is white society: http://altreligion.about.com/od/alternativereligi... The original battle against Babylon was thought of as an apocalypse. But they've toned themselves down a lot since the '70s, when they were fiercely political, because they lack the leadership they once had.